Claire Davies
Claire is a fully qualified journalist and Certified Sleep Science Coach with over 15 years’ product review experience. Claire is responsible for all mattress and sleep content published on Tom’s Guide, including our Best Mattress of 2025 buying guide. She is our expert on Saatva, DreamCloud, Nectar and Tempur-Pedic mattresses, and is also our in-house hybrid mattress specialist. Claire is certified to advise people on how to choose a mattress that best suits their sleep, body and budget, as well as helping them to create a nighttime routine and bedroom environment that promote good sleep. As Senior Sleep Editor, Claire takes the lead on developing and overseeing rigorous testing procedures for our mattress reviews, both at home and in our fully equipped Sleep Studio. Claire leads a team of experienced sleep and mattress specialists who report on and test a wide range of mattress and sleep products, and she also writes about all things related to sleep, and has interviewed a wealth of experts including mattress designers and buyers, neuroscientists, and doctors of sleep medicine.
Latest articles by Claire Davies

Cyber Monday vs Black Friday mattress deals: when is the best time to buy a mattress?
By Claire Davies published
Are the Black Friday mattress deals the best time to buy a mattress or do bigger sales arrive on Cyber Monday? We’ve analyzed past sales to find out.

I’m a Mattress Editor – don’t miss these early Black Friday deals if you have back pain
By Claire Davies published
The Purple Mattress and DreamCloud offer great back support and pressure relief, and both are on sale ahead of Black Friday.

DreamCloud's 50% off Bigger Than Black Friday mattress sale ends today!
By Claire Davies published
The DreamCloud mattress will save you from sleep divorce and it's 50% off sale ends today.

Saatva vs Helix mattress: which hybrid best suits your sleep?
By Jo Plumridge published
In our Saatva Classic vs Helix Midnight mattress comparison, we compare these popular beds in all key areas.

How to prevent bed bugs getting into your mattress – 3 actions to take now
By Claire Davies published
How to prevent an infestation of bed bugs in your mattress and bedding.

7 best Prime Day mattress deals too good to miss — save up to 55% now
By Claire Davies last updated
I’ve found the 7 best mattresses on sale in the Prime Big Deal Days sale, including Casper, Serta and Tuft & Needle.

I’m a side sleeper with neck pain – this is the Prime Day pillow deal I’d buy
By Claire Davies published
The Coop Home Goods Adjustable Pillow eased my side sleeper neck pain and it’s 20% off in today’s Prime Day sale

Saatva launches 15% off sale on its 5-star rated Latex Hybrid Mattress
By Claire Davies published
Saatva customers say this latex hybrid mattress helps them wake up ‘feeling rejuvenated’ – and today its 15% off

5 tips for handling sleep deprivation, from a sleep coach and new parent
By Claire Davies published
I’m a Certified Sleep Science Coach and this is how I cope with sleep deprivation after having a baby.

New study reveals menopausal women lose 2.5 hours’ sleep a night
By Claire Davies published
The study also found that 4 in 10 menopausal women have to sleep alone to try and get a better night’s sleep.

5 biggest mistakes people make when buying a mattress online
By Claire Davies published
Avoid the common pitfalls of buying a mattress online, especially if you’ve never shopped this way before.

One of 2023’s top mattresses is now just $379 for a queen
By Claire Davies published
Flash sale knocks 53% off the Siena Memory Foam Mattress

How to spot mattress mold and deal with it quickly
By Claire Davies published
How to spot mold in your mattress, plus the 3 best anti-mold mattresses for cleaner sleep.

Ease back pain for less in the 25% off Plank Mattress sale
By Claire Davies published
Save 25% on the Plank Firm mattress, endorsed by the American Chiropractic Association for reducing spinal stress.

Casper’s cozy Snug Mattress drops to just $250 in Wayfair’s big sale
By Claire Davies published
Enjoy cozy fall sleep for less with 15% off the Casper Snug mattress in a box thanks to Wayfair’s Big Furniture Sale

Cocoon by Sealy mattress sales for March: budget cooling mattress is cheapest ever
By Claire Davies last updated
You'll find all the details about the latest Cocoon by Sealy promo codes and discounts here.

How to fix your sleep schedule: a sleep expert guides you through it
By Claire Davies last updated
A sleep expert reveals what you should and shouldn’t do when fixing your sleep schedule if it has veered off track.

Helix knocks 25% off its perfect side sleeper mattress this Memorial Day
By Claire Davies published
A queen size Helix Midnight is just over $1,000 in this Memorial Day sale

DreamCloud’s best mattress for back pain drops to just $499 in new sale
By Claire Davies published
The top-rated DreamCloud mattress is the cheapest we’ve seen it in months

Save up to $689 with America’s best cheap cooling mattress for summer
By Claire Davies published
Get 35% off the Chill Mattress plus free bedding worth up to $199

Helix mattress toppers drop to just $95 in early Memorial Day sale
By Claire Davies published
Helix's early Memorial Day sale is great chance to sleep better for less

Why you should avoid naps if you have the Sunday Scaries
By Claire Davies published
How to sleep better if you have the Sunday Scaries

Neuroscientist shares 5 key tips to help you sleep better with hayfever
By Claire Davies published
Expert tips for sleeping better when you have hayfever
Sign up to get the BEST of Tom's Guide direct to your inbox.
Here at Tom’s Guide our expert editors are committed to bringing you the best news, reviews and guides to help you stay informed and ahead of the curve!